Hair treatment cap



FIG. 1 is an isometric view of the claimed hair treatment cap, embodying the present design;

FIG. 2 is a front plan view thereof;

FIG. 3 is a rear plan view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a bottom up plan view thereof; and,

FIG. 7 is a top down plan view thereof. 

CLAIM The ornamental design for a hair treatment cap, as shown and described. 